/*
 * Distributed as part of c3p0 v.0.9.5.3
 *
 * Copyright (C) 2018 Machinery For Change, Inc.
 *
 * Author: Steve Waldman <swaldman@mchange.com>
 *
 * This library is free software; you can redistribute it and/or modify
 * it under the terms of EITHER:
 *
 *     1) The GNU Lesser General Public License (LGPL), version 2.1, as 
 *        published by the Free Software Foundation
 *
 * OR
 *
 *     2) The Eclipse Public License (EPL), version 1.0
 *
 * You may choose which license to accept if you wish to redistribute
 * or modify this work. You may offer derivatives of this work
 * under the license you have chosen, or you may provide the same
 * choice of license which you have been offered here.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 *
 * You should have received copies of both LGPL v2.1 and EPL v1.0
 * along with this software; see the files LICENSE-EPL and LICENSE-LGPL.
 * If not, the text of these licenses are currently available at
 *
 * LGPL v2.1: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
 *  EPL v1.0: http://www.eclipse.org/org/documents/epl-v10.php 
 * 
 */

package com.mchange.v2.c3p0.impl;

import java.util.Enumeration;
import java.util.Properties;

public class AuthMaskingProperties extends Properties
{
    public AuthMaskingProperties()
    { super(); }

    public AuthMaskingProperties( Properties p )
    { super( p ); }

    public static AuthMaskingProperties fromAnyProperties( Properties p )
    { 
	AuthMaskingProperties out = new AuthMaskingProperties();
	for( Enumeration e = p.propertyNames(); e.hasMoreElements(); )
	    {
		String key = (String) e.nextElement();
		out.setProperty( key, p.getProperty( key ) );
	    }
	return out;
    }

    private String normalToString()
    { return super.toString(); }

    public String toString()
    {
	boolean hasUser = (this.get("user") != null);
	boolean hasPassword = (this.get("password") != null);
	if ( hasUser || hasPassword )
	    {
		AuthMaskingProperties clone = (AuthMaskingProperties) this.clone();
		if (hasUser)
		    clone.put("user", "******");
		if (hasPassword)
		    clone.put("password", "******");
		return clone.normalToString();
	    }
	else
	    return this.normalToString();
    }
}
